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11993Re: Color Correction

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  • wjburg
    Oct 9, 2003
      --- In tmboptical@yahoogroups.com, Richard Chalfan <rchalfan@y...>
      wrote:
      > Bill,

      >
      > For planetary observation I doubt it. Optically, a
      > fine apo like a TMB is already about as good as you
      > can get on axis. So too with an eyepiece like the TMB
      > Monocentric, again on axis. Each is designed to stand
      > alone. But Tom would need to tell us if he could have
      > achieved a "sensible" gain if he had designed them
      > together. My guess is no, you could never perceive
      > the difference even if the design software said there
      > were a little bit.
      >


      Richard,

      Every time I read a gripe about "secondary color" anywhere, I think
      was the instrument truly on axis when the observation was made.

      Thank you, bill
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